<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <script src="jquery-1.11.1.js"></script>
    <script>

        console.log($);
        console.log(jQuery);
        console.log($===jQuery);

        jQuery(document).ready(function () {
            alert(1);
        });
    </script>
</head>
<body>

</body>
</html>